Figure 2
![Figure 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1471-2458-7-310/MediaObjects/12889_2007_Article_921_Fig2_HTML.jpg)
Selection of participants. NHC: Nurse Healthcare Centre. GP: General Practitioners. MOC: Medical Outpatient Clinic. UH: University Hospital emergency ward department.
Selection of participants. NHC: Nurse Healthcare Centre. GP: General Practitioners. MOC: Medical Outpatient Clinic. UH: University Hospital emergency ward department.